11
•
Appendix
Fluorescence Detectors (VC-D50, VC-D51, VF-D50, VF-D51)
Operating Manual
Page 181
11.3 Digital I/O
The digital I/O ports (Dig I/O) can be used to exchange digital signals
with external devices. Each port provides:
•
one digital input
•
one relay output
Pin Assignment
Figure 44: Digital I/O port
Pin
Description
1
Not used
2
Relay output — Relay_NC (Normally Closed contact)
3
Ground — GND
4
Digital input — Input
5
Relay output — Relay_COM
COM is the common contact for NO and NC. If the relay is not activated or if
the device is turned off, the connection is between COM and NC. If the relay
is activated, the connection is between COM and NO.
6
Relay output — Relay_NO (Normally Open contact)
The next table lists the functions assigned to the connector pins and the
color of the cable wire connected to each pin.
Pin
Wire Color
Signal Name
Signal Level
Remarks
1
Pink
Not used
2
Gray
Relay output
— Relay_NC
Potential free
0-24 V, 0-100 mA
Opening contact
3
Green
Ground —
GND
Ground
Reference potential
Summary of Contents for Vanquish VC-D50
Page 4: ...Contacting Us Page 4 Fluorescence Detectors VC D50 VC D51 VF D50 VF D51 Operating Manual...
Page 10: ...Contents Page 10 Fluorescence Detectors VC D50 VC D51 VF D50 VF D51 Operating Manual...
Page 30: ...2 Safety Page 30 Fluorescence Detectors VC D50 VC D51 VF D50 VF D51 Operating Manual...
Page 42: ...3 Device Overview Page 42 Fluorescence Detectors VC D50 VC D51 VF D50 VF D51 Operating Manual...
Page 88: ...5 Installation Page 88 Fluorescence Detectors VC D50 VC D51 VF D50 VF D51 Operating Manual...
Page 122: ...6 Operation Page 122 Fluorescence Detectors VC D50 VC D51 VF D50 VF D51 Operating Manual...
Page 170: ...9 Specifications Page 170 Fluorescence Detectors VC D50 VC D51 VF D50 VF D51 Operating Manual...
Page 187: ...Index Fluorescence Detectors VC D50 VC D51 VF D50 VF D51 Operating Manual Page 187...